diff --git a/vulkan_codegen.d b/vulkan_codegen.d
index a826143..56fd7fb 100644
--- a/vulkan_codegen.d
+++ b/vulkan_codegen.d
@@ -11,10 +11,9 @@ void main(string[] argv)
 
 	string p = __FILE__.absolutePath;
 	string codegen_name = chomp(p, baseName(p)) ~ "vulkan_shader.d";
-	writefln("%s %s", p, codegen_name);
 	auto f = File(codegen_name, "w");
 
-	f.write("const u8[] CONVERT_SHADER_BYTES = [");
+	f.write("const ubyte[] CONVERT_SHADER_BYTES = [");
 
 	foreach(i, b; shader_bytes)
 	{